Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6963764 | Method of, and signalling system for, transferring data | Philip Anthony Jamieson | 2005-11-08 |
| 6925287 | Signalling system and a transponder for use in the system | Alan James Davie | 2005-08-02 |